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software rendering with Cairo

pull/99/head
JP Cimalando Filipe Coelho <falktx@falktx.com> 5 years ago
parent
aeea76d93f
commit
d80c799b8c
18 changed files with 799 additions and 111 deletions
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  1. +4
    -2
      Makefile.base.mk
  2. +15
    -0
      dgl/Base.hpp
  3. +4
    -0
      dgl/Color.hpp
  4. +14
    -0
      dgl/Geometry.hpp
  5. +4
    -0
      dgl/Widget.hpp
  6. +4
    -0
      dgl/Window.hpp
  7. +33
    -0
      dgl/src/Color.cpp
  8. +14
    -0
      dgl/src/Geometry.cpp
  9. +7
    -0
      dgl/src/Widget.cpp
  10. +4
    -0
      dgl/src/WidgetPrivateData.hpp
  11. +32
    -2
      dgl/src/Window.cpp
  12. +22
    -0
      dgl/src/pugl/pugl.h
  13. +9
    -0
      dgl/src/pugl/pugl_internal.h
  14. +386
    -38
      dgl/src/pugl/pugl_osx.m
  15. +108
    -41
      dgl/src/pugl/pugl_win.cpp
  16. +135
    -26
      dgl/src/pugl/pugl_x11.c
  17. +2
    -2
      distrho/src/DistrhoPluginChecks.h
  18. +2
    -0
      distrho/src/DistrhoUI.cpp

+ 4
- 2
Makefile.base.mk View File

@@ -189,6 +189,8 @@ endif

ifeq ($(HAVE_DGL),true)

DGL_FLAGS += -DHAVE_DGL

ifeq ($(MACOS),true)
DGL_LIBS = -framework OpenGL -framework Cocoa
endif
@@ -198,8 +200,8 @@ DGL_LIBS = -lopengl32 -lgdi32
endif

ifneq ($(MACOS_OR_WIN32),true)
DGL_FLAGS = $(shell pkg-config --cflags gl x11)
DGL_LIBS = $(shell pkg-config --libs gl x11)
DGL_FLAGS += $(shell pkg-config --cflags gl x11)
DGL_LIBS += $(shell pkg-config --libs gl x11)
endif

endif # HAVE_DGL


+ 15
- 0
dgl/Base.hpp View File

@@ -73,6 +73,8 @@
// -----------------------------------------------------------------------
// OpenGL includes

#if defined(HAVE_DGL)

#ifdef DISTRHO_OS_MAC
# include <OpenGL/gl.h>
#else
@@ -83,9 +85,20 @@
# include <GL/glext.h>
#endif

#endif

// -----------------------------------------------------------------------
// Cairo includes

#if defined(HAVE_DCAIRO)
# include <cairo/cairo.h>
#endif

// -----------------------------------------------------------------------
// Missing OpenGL defines

#if defined(HAVE_DGL)

#if defined(GL_BGR_EXT) && ! defined(GL_BGR)
# define GL_BGR GL_BGR_EXT
#endif
@@ -98,6 +111,8 @@
# define GL_CLAMP_TO_BORDER 0x812D
#endif

#endif

#ifdef DISTRHO_OS_WINDOWS
// -----------------------------------------------------------------------
// Fix OpenGL includes for Windows, based on glfw code


+ 4
- 0
dgl/Color.hpp View File

@@ -19,7 +19,9 @@

#include "Base.hpp"

#if !defined(HAVE_DCAIRO)
struct NVGcolor;
#endif

START_NAMESPACE_DGL

@@ -95,12 +97,14 @@ struct Color {
*/
void fixBounds() noexcept;

#if !defined(HAVE_DCAIRO)
/**
@internal
Needed for NanoVG compatibility.
*/
Color(const NVGcolor&) noexcept;
operator NVGcolor() const noexcept;
#endif
};

// -----------------------------------------------------------------------


+ 14
- 0
dgl/Geometry.hpp View File

@@ -346,10 +346,12 @@ public:
*/
void moveBy(const Point<T>& pos) noexcept;

#if defined(HAVE_DGL)
/**
Draw this line using the current OpenGL state.
*/
void draw();
#endif

/**
Return true if line is null (start and end pos are equal).
@@ -460,6 +462,7 @@ public:
*/
void setNumSegments(const uint num);

#if defined(HAVE_DGL)
/**
Draw this circle using the current OpenGL state.
*/
@@ -469,6 +472,7 @@ public:
Draw lines (outline of this circle) using the current OpenGL state.
*/
void drawOutline();
#endif

Circle<T>& operator=(const Circle<T>& cir) noexcept;
bool operator==(const Circle<T>& cir) const noexcept;
@@ -482,7 +486,9 @@ private:
// cached values
float fTheta, fCos, fSin;

#if defined(HAVE_DGL)
void _draw(const bool outline);
#endif
};

// -----------------------------------------------------------------------
@@ -516,6 +522,7 @@ public:
*/
Triangle(const Triangle<T>& tri) noexcept;

#if defined(HAVE_DGL)
/**
Draw this triangle using the current OpenGL state.
*/
@@ -525,6 +532,7 @@ public:
Draw lines (outline of this triangle) using the current OpenGL state.
*/
void drawOutline();
#endif

/**
Return true if triangle is null (all its points are equal).
@@ -556,7 +564,9 @@ public:
private:
Point<T> fPos1, fPos2, fPos3;

#if defined(HAVE_DGL)
void _draw(const bool outline);
#endif
};

// -----------------------------------------------------------------------
@@ -720,6 +730,7 @@ public:
*/
bool containsY(const T& y) const noexcept;

#if defined(HAVE_DGL)
/**
Draw this rectangle using the current OpenGL state.
*/
@@ -729,6 +740,7 @@ public:
Draw lines (outline of this rectangle) using the current OpenGL state.
*/
void drawOutline();
#endif

Rectangle<T>& operator=(const Rectangle<T>& rect) noexcept;
Rectangle<T>& operator*=(double m) noexcept;
@@ -740,7 +752,9 @@ private:
Point<T> fPos;
Size<T> fSize;

#if defined(HAVE_DGL)
void _draw(const bool outline);
#endif
};

// -----------------------------------------------------------------------


+ 4
- 0
dgl/Widget.hpp View File

@@ -312,6 +312,10 @@ public:
*/
Window& getParentWindow() const noexcept;

#if defined(HAVE_DCAIRO)
cairo_t* getGraphics() const noexcept;
#endif

/**
Check if this widget contains the point defined by @a x and @a y.
*/


+ 4
- 0
dgl/Window.hpp View File

@@ -119,6 +119,10 @@ public:
Application& getApp() const noexcept;
intptr_t getWindowId() const noexcept;

#if defined(HAVE_DCAIRO)
cairo_t* getGraphics() const noexcept;
#endif

void addIdleCallback(IdleCallback* const callback);
void removeIdleCallback(IdleCallback* const callback);



+ 33
- 0
dgl/src/Color.cpp View File

@@ -16,7 +16,9 @@

#include "../Color.hpp"

#if !defined(HAVE_DCAIRO)
#include "nanovg/nanovg.h"
#endif

START_NAMESPACE_DGL

@@ -105,7 +107,36 @@ Color::Color(const Color& color1, const Color& color2, float u) noexcept

Color Color::fromHSL(float hue, float saturation, float lightness, float alpha)
{
#if defined(HAVE_DGL)
return nvgHSLA(hue, saturation, lightness, static_cast<uchar>(getFixedRange(alpha)*255.0f));
#else
float m1, m2;
Color col;
hue = fmodf(hue, 1.0f);
if (hue < 0.0f) hue += 1.0f;
fixRange(saturation);
fixRange(lightness);
m2 = lightness <= 0.5f ? (lightness * (1 + saturation)) : (lightness + saturation - lightness * saturation);
m1 = 2 * lightness - m2;
auto hue_ = [](float h, float m1, float m2) -> float
{
if (h < 0) h += 1;
if (h > 1) h -= 1;
if (h < 1.0f/6.0f)
return m1 + (m2 - m1) * h * 6.0f;
else if (h < 3.0f/6.0f)
return m2;
else if (h < 4.0f/6.0f)
return m1 + (m2 - m1) * (2.0f/3.0f - h) * 6.0f;
return m1;
};
col.red = hue_(hue + 1.0f/3.0f, m1, m2);
col.green = hue_(hue, m1, m2);
col.blue = hue_(hue - 1.0f/3.0f, m1, m2);
col.alpha = alpha;
col.fixBounds();
return col;
#endif
}

Color Color::fromHTML(const char* rgb, float alpha)
@@ -224,6 +255,7 @@ void Color::fixBounds() noexcept

// -----------------------------------------------------------------------

#if !defined(HAVE_DCAIRO)
Color::Color(const NVGcolor& c) noexcept
: red(c.r), green(c.g), blue(c.b), alpha(c.a)
{
@@ -239,6 +271,7 @@ Color::operator NVGcolor() const noexcept
nc.a = alpha;
return nc;
}
#endif

// -----------------------------------------------------------------------



+ 14
- 0
dgl/src/Geometry.cpp View File

@@ -441,6 +441,7 @@ void Line<T>::moveBy(const Point<T>& pos) noexcept
fPosEnd.moveBy(pos);
}

#if defined(HAVE_DGL)
template<typename T>
void Line<T>::draw()
{
@@ -455,6 +456,7 @@ void Line<T>::draw()

glEnd();
}
#endif

template<typename T>
bool Line<T>::isNull() const noexcept
@@ -614,6 +616,7 @@ void Circle<T>::setNumSegments(const uint num)
fSin = std::sin(fTheta);
}

#if defined(HAVE_DGL)
template<typename T>
void Circle<T>::draw()
{
@@ -625,6 +628,7 @@ void Circle<T>::drawOutline()
{
_draw(true);
}
#endif

template<typename T>
Circle<T>& Circle<T>::operator=(const Circle<T>& cir) noexcept
@@ -650,6 +654,7 @@ bool Circle<T>::operator!=(const Circle<T>& cir) const noexcept
return (fPos != cir.fPos || d_isNotEqual(fSize, cir.fSize) || fNumSegments != cir.fNumSegments);
}

#if defined(HAVE_DGL)
template<typename T>
void Circle<T>::_draw(const bool outline)
{
@@ -670,6 +675,7 @@ void Circle<T>::_draw(const bool outline)

glEnd();
}
#endif

// -----------------------------------------------------------------------
// Triangle
@@ -698,6 +704,7 @@ Triangle<T>::Triangle(const Triangle<T>& tri) noexcept
fPos2(tri.fPos2),
fPos3(tri.fPos3) {}

#if defined(HAVE_DGL)
template<typename T>
void Triangle<T>::draw()
{
@@ -709,6 +716,7 @@ void Triangle<T>::drawOutline()
{
_draw(true);
}
#endif

template<typename T>
bool Triangle<T>::isNull() const noexcept
@@ -755,6 +763,7 @@ bool Triangle<T>::operator!=(const Triangle<T>& tri) const noexcept
return (fPos1 != tri.fPos1 || fPos2 != tri.fPos2 || fPos3 != tri.fPos3);
}

#if defined(HAVE_DGL)
template<typename T>
void Triangle<T>::_draw(const bool outline)
{
@@ -770,6 +779,7 @@ void Triangle<T>::_draw(const bool outline)

glEnd();
}
#endif

// -----------------------------------------------------------------------
// Rectangle
@@ -952,6 +962,7 @@ bool Rectangle<T>::containsY(const T& y) const noexcept
return (y >= fPos.fY && y <= fPos.fY + fSize.fHeight);
}

#if defined(HAVE_DGL)
template<typename T>
void Rectangle<T>::draw()
{
@@ -963,6 +974,7 @@ void Rectangle<T>::drawOutline()
{
_draw(true);
}
#endif

template<typename T>
Rectangle<T>& Rectangle<T>::operator=(const Rectangle<T>& rect) noexcept
@@ -998,6 +1010,7 @@ bool Rectangle<T>::operator!=(const Rectangle<T>& rect) const noexcept
return (fPos != rect.fPos || fSize != rect.fSize);
}

#if defined(HAVE_DGL)
template<typename T>
void Rectangle<T>::_draw(const bool outline)
{
@@ -1021,6 +1034,7 @@ void Rectangle<T>::_draw(const bool outline)

glEnd();
}
#endif

// -----------------------------------------------------------------------
// Possible template data types


+ 7
- 0
dgl/src/Widget.cpp View File

@@ -189,6 +189,13 @@ Window& Widget::getParentWindow() const noexcept
return pData->parent;
}

#if defined(HAVE_DCAIRO)
cairo_t* Widget::getGraphics() const noexcept
{
return pData->parent.getGraphics();
}
#endif

bool Widget::contains(int x, int y) const noexcept
{
return (x >= 0 && y >= 0 && static_cast<uint>(x) < pData->size.getWidth() && static_cast<uint>(y) < pData->size.getHeight());


+ 4
- 0
dgl/src/WidgetPrivateData.hpp View File

@@ -68,6 +68,7 @@ struct Widget::PrivateData {
if ((skipDisplay && ! renderingSubWidget) || size.isInvalid() || ! visible)
return;

#if defined(HAVE_DGL)
bool needsDisableScissor = false;

// reset color
@@ -106,15 +107,18 @@ struct Widget::PrivateData {
glEnable(GL_SCISSOR_TEST);
needsDisableScissor = true;
}
#endif

// display widget
self->onDisplay();

#if defined(HAVE_DGL)
if (needsDisableScissor)
{
glDisable(GL_SCISSOR_TEST);
needsDisableScissor = false;
}
#endif

displaySubWidgets(width, height, scaling);
}


+ 32
- 2
dgl/src/Window.cpp View File

@@ -19,6 +19,16 @@

#include "../Base.hpp"

#undef PUGL_HAVE_CAIRO
#undef PUGL_HAVE_GL

#if defined(HAVE_DGL)
#define PUGL_HAVE_GL 1
#endif
#if defined(HAVE_DCAIRO)
#define PUGL_HAVE_CAIRO 1
#endif

#include "pugl/pugl.h"

#if defined(__GNUC__) && (__GNUC__ >= 7)
@@ -203,6 +213,14 @@ struct Window::PrivateData {
return;
}

#if defined(HAVE_DGL)
PuglContextType contextType = PUGL_GL;
#endif
#if defined(HAVE_DCAIRO)
PuglContextType contextType = PUGL_CAIRO;
#endif

puglInitContextType(fView, contextType);
puglInitUserResizable(fView, fResizable);
puglInitWindowSize(fView, static_cast<int>(fWidth), static_cast<int>(fHeight));

@@ -222,11 +240,12 @@ struct Window::PrivateData {
puglCreateWindow(fView, nullptr);

PuglInternals* impl = fView->impl;

#if defined(DISTRHO_OS_WINDOWS)
hwnd = impl->hwnd;
DISTRHO_SAFE_ASSERT(hwnd != 0);
#elif defined(DISTRHO_OS_MAC)
mView = impl->glview;
mView = impl->view;
mWindow = impl->window;
DISTRHO_SAFE_ASSERT(mView != nullptr);
if (fUsingEmbed) {
@@ -1081,7 +1100,7 @@ struct Window::PrivateData {
HWND hwndParent;
#elif defined(DISTRHO_OS_MAC)
bool fNeedsIdle;
PuglOpenGLView* mView;
NSView<PuglGenericView>* mView;
id mWindow;
id mParentWindow;
#else
@@ -1365,6 +1384,13 @@ intptr_t Window::getWindowId() const noexcept
return puglGetNativeWindow(pData->fView);
}

#if defined(HAVE_DCAIRO)
cairo_t* Window::getGraphics() const noexcept
{
return (cairo_t*)puglGetContext(pData->fView);
}
#endif

void Window::_addWidget(Widget* const widget)
{
pData->addWidget(widget);
@@ -1400,8 +1426,10 @@ void Window::removeIdleCallback(IdleCallback* const callback)

void Window::onDisplayBefore()
{
#if defined(HAVE_DGL)
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glLoadIdentity();
#endif
}

void Window::onDisplayAfter()
@@ -1410,6 +1438,7 @@ void Window::onDisplayAfter()

void Window::onReshape(uint width, uint height)
{
#if defined(HAVE_DGL)
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glMatrixMode(GL_PROJECTION);
@@ -1418,6 +1447,7 @@ void Window::onReshape(uint width, uint height)
glViewport(0, 0, static_cast<GLsizei>(width), static_cast<GLsizei>(height));
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
#endif
}

void Window::onClose()


+ 22
- 0
dgl/src/pugl/pugl.h View File

@@ -273,6 +273,20 @@ puglInitUserResizable(PuglView* view, bool resizable);
PUGL_API void
puglInitTransientFor(PuglView* view, uintptr_t parent);

/**
Drawing context type.
*/
typedef enum {
PUGL_GL,
PUGL_CAIRO
} PuglContextType;

/**
Set the context type before creating a window.
*/
PUGL_API void
puglInitContextType(PuglView* view, PuglContextType type);

/**
@}
*/
@@ -349,6 +363,14 @@ puglSetHandle(PuglView* view, PuglHandle handle);
PUGL_API PuglHandle
puglGetHandle(PuglView* view);

/**
Get the drawing context.
For PUGL_GL contexts, this is unused and returns NULL.
For PUGL_CAIRO contexts, this returns a pointer to a cairo_t.
*/
PUGL_API void*
puglGetContext(PuglView* view);

/**
Return the timestamp (if any) of the currently-processing event.
*/


+ 9
- 0
dgl/src/pugl/pugl_internal.h View File

@@ -41,6 +41,7 @@ struct PuglViewImpl {

PuglInternals* impl;
PuglNativeWindow parent;
PuglContextType ctx_type;
uintptr_t transient_parent;

int width;
@@ -140,6 +141,12 @@ puglCreate(PuglNativeWindow parent,
return view;
}

void
puglInitContextType(PuglView* view, PuglContextType type)
{
view->ctx_type = type;
}

void
puglSetHandle(PuglView* view, PuglHandle handle)
{
@@ -239,6 +246,7 @@ puglLeaveContext(PuglView* view, bool flush);
static void
puglDefaultReshape(int width, int height)
{
#ifdef PUGL_HAVE_GL
#ifdef ROBTK_HERE
glViewport(0, 0, width, height);
glMatrixMode(GL_PROJECTION);
@@ -257,4 +265,5 @@ puglDefaultReshape(int width, int height)
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
#endif
#endif
}

+ 386
- 38
dgl/src/pugl/pugl_osx.m View File

@@ -21,6 +21,10 @@
#include <stdlib.h>

#import <Cocoa/Cocoa.h>
#ifdef PUGL_HAVE_CAIRO
#import <cairo.h>
#import <cairo-quartz.h>
#endif

#include "pugl_internal.h"

@@ -93,7 +97,40 @@ puglDisplay(PuglView* view)
}
}

@interface PuglOpenGLView : NSOpenGLView
@protocol PuglGenericView
@required
- (PuglView *) puglView;
- (void) setPuglview:(PuglView *)pv;
@end

static unsigned
getModifiers(PuglView* view, NSEvent* ev)
{
const unsigned modifierFlags = [ev modifierFlags];

view->event_timestamp_ms = fmod([ev timestamp] * 1000.0, UINT32_MAX);

unsigned mods = 0;
mods |= (modifierFlags & NSShiftKeyMask) ? PUGL_MOD_SHIFT : 0;
mods |= (modifierFlags & NSControlKeyMask) ? PUGL_MOD_CTRL : 0;
mods |= (modifierFlags & NSAlternateKeyMask) ? PUGL_MOD_ALT : 0;
mods |= (modifierFlags & NSCommandKeyMask) ? PUGL_MOD_SUPER : 0;
return mods;
}

static int
getFixedAppKitButton(NSInteger button)
{
switch (button) {
case 0: return 1;
case 1: return 3;
case 2: return 2;
default: return button;
}
}

#ifdef PUGL_HAVE_GL
@interface PuglOpenGLView : NSOpenGLView<PuglGenericView>
{
@public
PuglView* puglview;
@@ -101,6 +138,9 @@ puglDisplay(PuglView* view)
bool doubleBuffered;
}

- (PuglView *) puglView;
- (void) setPuglview:(PuglView *)pv;

- (BOOL) acceptsFirstMouse:(NSEvent*)e;
- (BOOL) acceptsFirstResponder;
- (BOOL) isFlipped;
@@ -130,6 +170,13 @@ puglDisplay(PuglView* view)
@end

@implementation PuglOpenGLView
- (PuglView *) puglView {
return self->puglview;
}

- (void) setPuglview:(PuglView *)pv {
self->puglview = pv;
}

- (BOOL) acceptsFirstMouse:(NSEvent*)e
{
@@ -277,32 +324,296 @@ puglDisplay(PuglView* view)
[super viewWillMoveToWindow:newWindow];
}

static unsigned
getModifiers(PuglView* view, NSEvent* ev)
- (void) mouseMoved:(NSEvent*)event
{
const unsigned modifierFlags = [ev modifierFlags];
if (puglview->motionFunc) {
NSPoint loc = [self convertPoint:[event locationInWindow] fromView:nil];
puglview->mods = getModifiers(puglview, event);
puglview->motionFunc(puglview, loc.x, loc.y);
}
}

view->event_timestamp_ms = fmod([ev timestamp] * 1000.0, UINT32_MAX);
- (void) mouseDragged:(NSEvent*)event
{
[self mouseMoved:event];
}

unsigned mods = 0;
mods |= (modifierFlags & NSShiftKeyMask) ? PUGL_MOD_SHIFT : 0;
mods |= (modifierFlags & NSControlKeyMask) ? PUGL_MOD_CTRL : 0;
mods |= (modifierFlags & NSAlternateKeyMask) ? PUGL_MOD_ALT : 0;
mods |= (modifierFlags & NSCommandKeyMask) ? PUGL_MOD_SUPER : 0;
return mods;
- (void) rightMouseDragged:(NSEvent*)event
{
[self mouseDragged:event];
}

static int
getFixedAppKitButton(NSInteger button)
- (void) otherMouseDragged:(NSEvent*)event
{
switch (button) {
case 0: return 1;
case 1: return 3;
case 2: return 2;
default: return button;
[self mouseDragged:event];
}

- (void) mouseDown:(NSEvent*)event
{
if (puglview->mouseFunc) {
NSPoint loc = [self convertPoint:[event locationInWindow] fromView:nil];
puglview->mods = getModifiers(puglview, event);
puglview->mouseFunc(puglview, getFixedAppKitButton([event buttonNumber]), true, loc.x, loc.y);
}
}

- (void) rightMouseDown:(NSEvent*)event
{
[self mouseDown:event];
}

- (void) otherMouseDown:(NSEvent*)event
{
[self mouseDown:event];
}

- (void) mouseUp:(NSEvent*)event
{
if (puglview->mouseFunc) {
NSPoint loc = [self convertPoint:[event locationInWindow] fromView:nil];
puglview->mods = getModifiers(puglview, event);
puglview->mouseFunc(puglview, getFixedAppKitButton([event buttonNumber]), false, loc.x, loc.y);
}
}

- (void) rightMouseUp:(NSEvent*)event
{
[self mouseUp:event];
}

- (void) otherMouseUp:(NSEvent*)event
{
[self mouseUp:event];
}

- (void) scrollWheel:(NSEvent*)event
{
if (puglview->scrollFunc) {
NSPoint loc = [self convertPoint:[event locationInWindow] fromView:nil];
puglview->mods = getModifiers(puglview, event);
puglview->scrollFunc(puglview,
loc.x, loc.y,
[event deltaX], [event deltaY]);
}
}

- (void) keyDown:(NSEvent*)event
{
if (puglview->keyboardFunc && !(puglview->ignoreKeyRepeat && [event isARepeat])) {
NSString* chars = [event characters];
puglview->mods = getModifiers(puglview, event);
puglview->keyboardFunc(puglview, true, [chars characterAtIndex:0]);
}
}

- (void) keyUp:(NSEvent*)event
{
if (puglview->keyboardFunc) {
NSString* chars = [event characters];
puglview->mods = getModifiers(puglview, event);
puglview->keyboardFunc(puglview, false, [chars characterAtIndex:0]);
}
}

- (void) flagsChanged:(NSEvent*)event
{
if (puglview->specialFunc) {
const unsigned mods = getModifiers(puglview, event);
if ((mods & PUGL_MOD_SHIFT) != (puglview->mods & PUGL_MOD_SHIFT)) {
puglview->specialFunc(puglview, mods & PUGL_MOD_SHIFT, PUGL_KEY_SHIFT);
} else if ((mods & PUGL_MOD_CTRL) != (puglview->mods & PUGL_MOD_CTRL)) {
puglview->specialFunc(puglview, mods & PUGL_MOD_CTRL, PUGL_KEY_CTRL);
} else if ((mods & PUGL_MOD_ALT) != (puglview->mods & PUGL_MOD_ALT)) {
puglview->specialFunc(puglview, mods & PUGL_MOD_ALT, PUGL_KEY_ALT);
} else if ((mods & PUGL_MOD_SUPER) != (puglview->mods & PUGL_MOD_SUPER)) {
puglview->specialFunc(puglview, mods & PUGL_MOD_SUPER, PUGL_KEY_SUPER);
}
puglview->mods = mods;
}
}

@end
#endif

#ifdef PUGL_HAVE_CAIRO
@interface PuglCairoView : NSView<PuglGenericView>
{
PuglView* puglview;
cairo_t* cr;
NSTrackingArea* trackingArea;
}

- (PuglView *) puglView;
- (void) setPuglview:(PuglView *)pv;

- (cairo_t *) cairoContext;

- (BOOL) acceptsFirstMouse:(NSEvent*)e;
- (BOOL) acceptsFirstResponder;
- (BOOL) isFlipped;
- (BOOL) isOpaque;
- (BOOL) preservesContentInLiveResize;
- (id) initWithFrame:(NSRect)frame;
- (void) reshape;
- (void) drawRect:(NSRect)r;
/* TODO: duplication of code from PuglOpenGLView */
- (void) cursorUpdate:(NSEvent*)e;
- (void) updateTrackingAreas;
- (void) viewWillMoveToWindow:(NSWindow*)newWindow;
- (void) mouseMoved:(NSEvent*)event;
- (void) mouseDragged:(NSEvent*)event;
- (void) rightMouseDragged:(NSEvent*)event;
- (void) otherMouseDragged:(NSEvent*)event;
- (void) mouseDown:(NSEvent*)event;
- (void) rightMouseDown:(NSEvent*)event;
- (void) otherMouseDown:(NSEvent*)event;
- (void) mouseUp:(NSEvent*)event;
- (void) rightMouseUp:(NSEvent*)event;
- (void) otherMouseUp:(NSEvent*)event;
- (void) scrollWheel:(NSEvent*)event;
- (void) keyDown:(NSEvent*)event;
- (void) keyUp:(NSEvent*)event;
- (void) flagsChanged:(NSEvent*)event;
@end

@implementation PuglCairoView
- (PuglView *) puglView {
return self->puglview;
}

- (void) setPuglview:(PuglView *)pv {
self->puglview = pv;
}

- (cairo_t *) cairoContext {
return cr;
}

- (BOOL) acceptsFirstMouse:(NSEvent*)e
{
return YES;

// unused
(void)e;
}

- (BOOL) acceptsFirstResponder
{
return YES;
}

- (BOOL) isFlipped
{
return YES;
}

- (BOOL) isOpaque
{
return YES;
}

- (BOOL) preservesContentInLiveResize
{
return NO;
}

- (id) initWithFrame:(NSRect)frame {
puglview = nil;
cr = NULL;
trackingArea = nil;
[super initWithFrame:frame];
return self;
}

- (void) reshape
{
if (!puglview) {
/* NOTE: Apparently reshape gets called when the GC gets around to
deleting the view (?), so we must have reset puglview to NULL when
this comes around.
*/
return;
}

NSRect bounds = [self bounds];
int width = bounds.size.width;
int height = bounds.size.height;

puglEnterContext(puglview);

if (puglview->reshapeFunc) {
puglview->reshapeFunc(puglview, width, height);
} else {
puglDefaultReshape(width, height);
}

puglLeaveContext(puglview, false);

puglview->width = width;
puglview->height = height;
}

- (void) drawRect:(NSRect)r {
CGContextRef ctx = (CGContextRef)[[NSGraphicsContext currentContext] graphicsPort];
NSRect bounds = [self bounds];
cairo_surface_t* surface;
cairo_t* cairo;

surface = cairo_quartz_surface_create_for_cg_context(ctx, bounds.size.width, bounds.size.height);
if (surface) {
cairo = cairo_create(surface);
if (cairo) {
self->cr = cairo;
puglEnterContext(puglview);
puglDisplay(puglview);
puglLeaveContext(puglview, true);
self->cr = NULL;
cairo_destroy(cairo);
}
cairo_surface_destroy(surface);
}
}

- (void) cursorUpdate:(NSEvent*)e
{
[[NSCursor arrowCursor] set];

// unused
return; (void)e;
}

- (void) updateTrackingAreas
{
static const int opts = NSTrackingMouseEnteredAndExited
| NSTrackingMouseMoved
| NSTrackingEnabledDuringMouseDrag
| NSTrackingInVisibleRect
| NSTrackingActiveAlways
| NSTrackingCursorUpdate;

if (trackingArea != nil) {
[self removeTrackingArea:trackingArea];
[trackingArea release];
}

trackingArea = [[NSTrackingArea alloc] initWithRect:[self bounds]
options:opts
owner:self
userInfo:nil];
[self addTrackingArea:trackingArea];
[super updateTrackingAreas];
}

- (void) viewWillMoveToWindow:(NSWindow*)newWindow
{
if (newWindow != nil) {
[newWindow setAcceptsMouseMovedEvents:YES];
[newWindow makeFirstResponder:self];
}

[super viewWillMoveToWindow:newWindow];
}

- (void) mouseMoved:(NSEvent*)event
{
if (puglview->motionFunc) {
@@ -410,11 +721,19 @@ getFixedAppKitButton(NSInteger button)
puglview->mods = mods;
}
}

@end
#endif

struct PuglInternalsImpl {
PuglOpenGLView* glview;
union {
NSView<PuglGenericView>* view;
#ifdef PUGL_HAVE_GL
PuglOpenGLView* glview;
#endif
#ifdef PUGL_HAVE_CAIRO
PuglCairoView* cairoview;
#endif
};
id window;
};

@@ -427,13 +746,18 @@ puglInitInternals()
void
puglEnterContext(PuglView* view)
{
[[view->impl->glview openGLContext] makeCurrentContext];
#ifdef PUGL_HAVE_GL
if (view->ctx_type == PUGL_GL) {
[[view->impl->glview openGLContext] makeCurrentContext];
}
#endif
}

void
puglLeaveContext(PuglView* view, bool flush)
{
if (flush) {
#ifdef PUGL_HAVE_GL
if (view->ctx_type == PUGL_GL && flush) {
if (view->impl->glview->doubleBuffered) {
[[view->impl->glview openGLContext] flushBuffer];
} else {
@@ -441,6 +765,7 @@ puglLeaveContext(PuglView* view, bool flush)
}
//[NSOpenGLContext clearCurrentContext];
}
#endif
}

int
@@ -451,22 +776,31 @@ puglCreateWindow(PuglView* view, const char* title)
[NSAutoreleasePool new];
[NSApplication sharedApplication];

impl->glview = [PuglOpenGLView new];
#ifdef PUGL_HAVE_GL
if (view->ctx_type == PUGL_GL) {
impl->glview = [PuglOpenGLView new];
}
#endif
#ifdef PUGL_HAVE_CAIRO
if (view->ctx_type == PUGL_CAIRO) {
impl->cairoview = [PuglCairoView new];
}
#endif

if (!impl->glview) {
if (!impl->view) {
return 1;
}
impl->glview->puglview = view;
[impl->view setPuglview:view];

if (view->user_resizable) {
[impl->glview setAutoresizingMask:NSViewWidthSizable|NSViewHeightSizable];
[impl->view setAutoresizingMask:NSViewWidthSizable|NSViewHeightSizable];
}

if (view->parent) {
[impl->glview retain];
[impl->view retain];
NSView* pview = (NSView*)view->parent;
[pview addSubview:impl->glview];
[pview addSubview:impl->view];
return 0;
}

@@ -482,8 +816,8 @@ puglCreateWindow(PuglView* view, const char* title)
}

[window setPuglview:view];
[window setContentView:impl->glview];
[window makeFirstResponder:impl->glview];
[window setContentView:impl->view];
[window makeFirstResponder:impl->view];
[window makeKeyAndOrderFront:window];

// wait for first puglShowWindow
@@ -505,7 +839,7 @@ puglShowWindow(PuglView* view)
if (impl->window) {
[impl->window setIsVisible:YES];
} else {
[view->impl->glview setHidden:NO];
[view->impl->view setHidden:NO];
}
}

@@ -517,21 +851,21 @@ puglHideWindow(PuglView* view)
if (impl->window) {
[impl->window setIsVisible:NO];
} else {
[impl->glview setHidden:YES];
[impl->view setHidden:YES];
}
}

void
puglDestroy(PuglView* view)
{
view->impl->glview->puglview = NULL;
[view->impl->view setPuglview:NULL];

if (view->impl->window) {
[view->impl->window close];
[view->impl->glview release];
[view->impl->view release];
[view->impl->window release];
} else {
[view->impl->glview release];
[view->impl->view release];
}

free(view->impl);
@@ -551,13 +885,27 @@ void
puglPostRedisplay(PuglView* view)
{
view->redisplay = true;
[view->impl->glview setNeedsDisplay:YES];
[view->impl->view setNeedsDisplay:YES];
}

PuglNativeWindow
puglGetNativeWindow(PuglView* view)
{
return (PuglNativeWindow)view->impl->glview;
return (PuglNativeWindow)view->impl->view;
}

void*
puglGetContext(PuglView* view)
{
#ifdef PUGL_HAVE_CAIRO
if (view->ctx_type == PUGL_CAIRO) {
return [view->impl->cairoview cairoContext];
}
#endif
return NULL;

// may be unused
(void)view;
}

int


+ 108
- 41
dgl/src/pugl/pugl_win.cpp View File

@@ -21,7 +21,13 @@
#include <winsock2.h>
#include <windows.h>
#include <windowsx.h>
#ifdef PUGL_HAVE_GL
#include <GL/gl.h>
#endif
#ifdef PUGL_HAVE_CAIRO
#include <cairo/cairo.h>
#include <cairo/cairo-win32.h>
#endif

#include <ctime>
#include <cstdio>
@@ -48,8 +54,13 @@ HINSTANCE hInstance = NULL;

struct PuglInternalsImpl {
HWND hwnd;
#ifdef PUGL_HAVE_GL
HDC hdc;
HGLRC hglrc;
#endif
#ifdef PUGL_HAVE_CAIRO
cairo_t* cr;
#endif
WNDCLASS wc;
};

@@ -76,17 +87,25 @@ puglInitInternals()
void
puglEnterContext(PuglView* view)
{
wglMakeCurrent(view->impl->hdc, view->impl->hglrc);
#ifdef PUGL_HAVE_GL
if (view->ctx_type == PUGL_GL) {
wglMakeCurrent(view->impl->hdc, view->impl->hglrc);
}
#endif
}

void
puglLeaveContext(PuglView* view, bool flush)
{
if (flush) {
glFlush();
SwapBuffers(view->impl->hdc);
#ifdef PUGL_HAVE_GL
if (view->ctx_type == PUGL_GL) {
if (flush) {
glFlush();
SwapBuffers(view->impl->hdc);
}
wglMakeCurrent(NULL, NULL);
}
wglMakeCurrent(NULL, NULL);
#endif
}

int
@@ -124,7 +143,6 @@ puglCreateWindow(PuglView* view, const char* title)
if (!RegisterClass(&impl->wc)) {
free((void*)impl->wc.lpszClassName);
free(impl);
free(view);
return 1;
}

@@ -155,37 +173,39 @@ puglCreateWindow(PuglView* view, const char* title)
UnregisterClass(impl->wc.lpszClassName, NULL);
free((void*)impl->wc.lpszClassName);
free(impl);
free(view);
return 1;
}

SetWindowLongPtr(impl->hwnd, GWLP_USERDATA, (LONG_PTR)view);

impl->hdc = GetDC(impl->hwnd);

PIXELFORMATDESCRIPTOR pfd;
ZeroMemory(&pfd, sizeof(pfd));
pfd.nSize = sizeof(pfd);
pfd.nVersion = 1;
pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER;
pfd.iPixelType = PFD_TYPE_RGBA;
pfd.cColorBits = 24;
pfd.cDepthBits = 16;
pfd.iLayerType = PFD_MAIN_PLANE;

int format = ChoosePixelFormat(impl->hdc, &pfd);
SetPixelFormat(impl->hdc, format, &pfd);

impl->hglrc = wglCreateContext(impl->hdc);
if (!impl->hglrc) {
ReleaseDC (impl->hwnd, impl->hdc);
DestroyWindow (impl->hwnd);
UnregisterClass (impl->wc.lpszClassName, NULL);
free((void*)impl->wc.lpszClassName);
free(impl);
free(view);
return 1;
#ifdef PUGL_HAVE_GL
if (view->ctx_type == PUGL_GL) {
impl->hdc = GetDC(impl->hwnd);

PIXELFORMATDESCRIPTOR pfd;
ZeroMemory(&pfd, sizeof(pfd));
pfd.nSize = sizeof(pfd);
pfd.nVersion = 1;
pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER;
pfd.iPixelType = PFD_TYPE_RGBA;
pfd.cColorBits = 24;
pfd.cDepthBits = 16;
pfd.iLayerType = PFD_MAIN_PLANE;

int format = ChoosePixelFormat(impl->hdc, &pfd);
SetPixelFormat(impl->hdc, format, &pfd);

impl->hglrc = wglCreateContext(impl->hdc);
if (!impl->hglrc) {
ReleaseDC (impl->hwnd, impl->hdc);
DestroyWindow (impl->hwnd);
UnregisterClass (impl->wc.lpszClassName, NULL);
free((void*)impl->wc.lpszClassName);
free(impl);
return 1;
}
}
#endif

return PUGL_SUCCESS;
}
@@ -205,13 +225,23 @@ puglHideWindow(PuglView* view)
void
puglDestroy(PuglView* view)
{
wglMakeCurrent(NULL, NULL);
wglDeleteContext(view->impl->hglrc);
ReleaseDC(view->impl->hwnd, view->impl->hdc);
DestroyWindow(view->impl->hwnd);
UnregisterClass(view->impl->wc.lpszClassName, NULL);
free((void*)view->impl->wc.lpszClassName);
free(view->impl);
if (!view) {
return;
}

PuglInternals* const impl = view->impl;

#ifdef PUGL_HAVE_GL
if (view->ctx_type == PUGL_GL) {
wglMakeCurrent(NULL, NULL);
wglDeleteContext(impl->hglrc);
}
ReleaseDC(impl->hwnd, impl->hdc);
#endif
DestroyWindow(impl->hwnd);
UnregisterClass(impl->wc.lpszClassName, NULL);
free((void*)impl->wc.lpszClassName);
free(impl);
free(view);
}

@@ -329,9 +359,32 @@ handleMessage(PuglView* view, UINT message, WPARAM wParam, LPARAM lParam)
mmi->ptMinTrackSize.y = view->min_height;
break;
case WM_PAINT:
BeginPaint(view->impl->hwnd, &ps);
puglDisplay(view);
EndPaint(view->impl->hwnd, &ps);
#ifdef PUGL_HAVE_GL
if (view->ctx_type == PUGL_GL) {
BeginPaint(view->impl->hwnd, &ps);
puglDisplay(view);
EndPaint(view->impl->hwnd, &ps);
}
#endif
#ifdef PUGL_HAVE_CAIRO
if (view->ctx_type == PUGL_CAIRO) {
HDC hdc = BeginPaint(view->impl->hwnd, &ps);
if (hdc == NULL)
break;
cairo_surface_t *surface = cairo_win32_surface_create(hdc);
if (surface) {
cairo_t *cr = cairo_create(surface);
if (cr) {
view->impl->cr = cr;
puglDisplay(view);
view->impl->cr = NULL;
cairo_destroy(cr);
}
cairo_surface_destroy(surface);
}
EndPaint(view->impl->hwnd, &ps);
}
#endif
break;
case WM_MOUSEMOVE:
if (view->motionFunc) {
@@ -469,6 +522,20 @@ puglGetNativeWindow(PuglView* view)
return (PuglNativeWindow)view->impl->hwnd;
}

void*
puglGetContext(PuglView* view)
{
#ifdef PUGL_HAVE_CAIRO
if (view->ctx_type == PUGL_CAIRO) {
return view->impl->cr;
}
#endif
return NULL;

// may be unused
(void)view;
}

int
puglUpdateGeometryConstraints(PuglView* view, int min_width, int min_height, bool aspect)
{


+ 135
- 26
dgl/src/pugl/pugl_x11.c View File

@@ -24,8 +24,14 @@
#include <stdlib.h>
#include <string.h>

#ifdef PUGL_HAVE_GL
#include <GL/gl.h>
#include <GL/glx.h>
#endif
#ifdef PUGL_HAVE_CAIRO
#include <cairo/cairo.h>
#include <cairo/cairo-xlib.h>
#endif
#include <X11/Xatom.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
@@ -53,10 +59,17 @@ struct PuglInternalsImpl {
Display* display;
int screen;
Window win;
#ifdef PUGL_HAVE_CAIRO
cairo_t* cr;
cairo_surface_t* surface;
#endif
#ifdef PUGL_HAVE_GL
GLXContext ctx;
Bool doubleBuffered;
#endif
};

#ifdef PUGL_HAVE_GL
/**
Attributes for single-buffered RGBA with at least
4 bits per color and a 16 bit depth buffer.
@@ -102,6 +115,7 @@ static int attrListDblMS[] = {
GLX_SAMPLES, 4,
None
};
#endif

PuglInternals*
puglInitInternals(void)
@@ -112,25 +126,33 @@ puglInitInternals(void)
void
puglEnterContext(PuglView* view)
{
glXMakeCurrent(view->impl->display, view->impl->win, view->impl->ctx);
#ifdef PUGL_HAVE_GL
if (view->ctx_type == PUGL_GL) {
glXMakeCurrent(view->impl->display, view->impl->win, view->impl->ctx);
}
#endif
}

void
puglLeaveContext(PuglView* view, bool flush)
{
if (flush) {
glFlush();
if (view->impl->doubleBuffered) {
glXSwapBuffers(view->impl->display, view->impl->win);
#ifdef PUGL_HAVE_GL
if (view->ctx_type == PUGL_GL) {
if (flush) {
glFlush();
if (view->impl->doubleBuffered) {
glXSwapBuffers(view->impl->display, view->impl->win);
}
}
glXMakeCurrent(view->impl->display, None, NULL);
}
glXMakeCurrent(view->impl->display, None, NULL);
#endif
}

int
puglCreateWindow(PuglView* view, const char* title)
{
PuglInternals* impl = (PuglInternals*)calloc(1, sizeof(PuglInternals));
PuglInternals* impl = view->impl;
if (!impl) {
return 1;
}
@@ -142,21 +164,35 @@ puglCreateWindow(PuglView* view, const char* title)
return 1;
}
impl->screen = DefaultScreen(impl->display);
impl->doubleBuffered = True;

XVisualInfo* vi = glXChooseVisual(impl->display, impl->screen, attrListDblMS);
XVisualInfo* vi = NULL;

if (!vi) {
vi = glXChooseVisual(impl->display, impl->screen, attrListDbl);
#ifdef PUGL_HAVE_GL
if (view->ctx_type == PUGL_GL) {
impl->doubleBuffered = True;
vi = glXChooseVisual(impl->display, impl->screen, attrListDblMS);

if (!vi) {
vi = glXChooseVisual(impl->display, impl->screen, attrListDbl);
#ifdef PUGL_VERBOSE
printf("puGL: multisampling (antialiasing) is not available\n");
printf("puGL: multisampling (antialiasing) is not available\n");
#endif
}
}

if (!vi) {
vi = glXChooseVisual(impl->display, impl->screen, attrListSgl);
impl->doubleBuffered = False;
if (!vi) {
vi = glXChooseVisual(impl->display, impl->screen, attrListSgl);
impl->doubleBuffered = False;
}
}
#endif
#ifdef PUGL_HAVE_CAIRO
if (view->ctx_type == PUGL_CAIRO) {
XVisualInfo pat;
int n;
pat.screen = impl->screen;
vi = XGetVisualInfo(impl->display, VisualScreenMask, &pat, &n);
}
#endif

if (!vi) {
XCloseDisplay(impl->display);
@@ -165,18 +201,25 @@ puglCreateWindow(PuglView* view, const char* title)
}

#ifdef PUGL_VERBOSE
#ifdef PUGL_HAVE_GL
int glxMajor, glxMinor;
glXQueryVersion(impl->display, &glxMajor, &glxMinor);
printf("puGL: GLX-Version : %d.%d\n", glxMajor, glxMinor);
#endif
#endif

impl->ctx = glXCreateContext(impl->display, vi, 0, GL_TRUE);
#ifdef PUGL_HAVE_GL
if (view->ctx_type == PUGL_GL) {
impl->ctx = glXCreateContext(impl->display, vi, 0, GL_TRUE);

if (!impl->ctx) {
XCloseDisplay(impl->display);
free(impl);
return 1;
if (!impl->ctx) {
XFree(vi);
XCloseDisplay(impl->display);
free(impl);
return 1;
}
}
#endif

Window xParent = view->parent
? (Window)view->parent
@@ -201,11 +244,40 @@ puglCreateWindow(PuglView* view, const char* title)
CWBorderPixel | CWColormap | CWEventMask, &attr);

if (!impl->win) {
#ifdef PUGL_HAVE_GL
if (view->ctx_type == PUGL_GL) {
glXDestroyContext(impl->display, impl->ctx);
}
#endif
XFree(vi);
XCloseDisplay(impl->display);
free(impl);
return 1;
}

#ifdef PUGL_HAVE_CAIRO
if (view->ctx_type == PUGL_CAIRO) {
impl->surface = cairo_xlib_surface_create(
impl->display, impl->win, vi->visual, view->width, view->height);
if (impl->surface == NULL || cairo_surface_status(impl->surface) != CAIRO_STATUS_SUCCESS) {
printf("puGL: failed to create cairo surface\n");
}
else {
impl->cr = cairo_create(impl->surface);
}
if (impl->cr == NULL || cairo_status(impl->cr) != CAIRO_STATUS_SUCCESS) {
cairo_destroy(impl->cr);
cairo_surface_destroy(impl->surface);
XDestroyWindow(impl->display, impl->win);
XFree(vi);
XCloseDisplay(impl->display);
free(impl);
printf("puGL: failed to create cairo context\n");
return 1;
}
}
#endif

if (view->width > 1 || view->height > 1) {
puglUpdateGeometryConstraints(view, view->min_width, view->min_height, view->min_width != view->width);
XResizeWindow(view->impl->display, view->impl->win, view->width, view->height);
@@ -227,11 +299,13 @@ puglCreateWindow(PuglView* view, const char* title)
}

#ifdef PUGL_VERBOSE
#ifdef PUGL_HAVE_GL
if (glXIsDirect(impl->display, impl->ctx)) {
printf("puGL: DRI enabled (to disable, set LIBGL_ALWAYS_INDIRECT=1\n");
} else {
printf("puGL: No DRI available\n");
}
#endif
#endif

XFree(vi);
@@ -244,14 +318,27 @@ puglDestroy(PuglView* view)
if (!view) {
return;
}

PuglInternals* const impl = view->impl;

#ifndef DGL_FILE_BROWSER_DISABLED
x_fib_close(view->impl->display);
x_fib_close(impl->display);
#endif

glXDestroyContext(view->impl->display, view->impl->ctx);
XDestroyWindow(view->impl->display, view->impl->win);
XCloseDisplay(view->impl->display);
free(view->impl);
#ifdef PUGL_HAVE_GL
if (view->ctx_type == PUGL_GL) {
glXDestroyContext(impl->display, impl->ctx);
}
#endif
#ifdef PUGL_HAVE_CAIRO
if (view->ctx_type == PUGL_CAIRO) {
cairo_destroy(impl->cr);
cairo_surface_destroy(impl->surface);
}
#endif
XDestroyWindow(impl->display, impl->win);
XCloseDisplay(impl->display);
free(impl);
free(view);
}

@@ -554,6 +641,14 @@ puglProcessEvents(PuglView* view)
}

if (conf_width != -1) {
#ifdef PUGL_HAVE_CAIRO
if (view->ctx_type == PUGL_CAIRO) {
// Resize surfaces/contexts before dispatching
view->redisplay = true;
cairo_xlib_surface_set_size(view->impl->surface,
conf_width, conf_height);
}
#endif
puglReshape(view, conf_width, conf_height);
}

@@ -586,6 +681,20 @@ puglGetNativeWindow(PuglView* view)
return view->impl->win;
}

void*
puglGetContext(PuglView* view)
{
#ifdef PUGL_HAVE_CAIRO
if (view->ctx_type == PUGL_CAIRO) {
return view->impl->cr;
}
#endif
return NULL;

// may be unused
(void)view;
}

int
puglUpdateGeometryConstraints(PuglView* view, int min_width, int min_height, bool aspect)
{


+ 2
- 2
distrho/src/DistrhoPluginChecks.h View File

@@ -93,7 +93,7 @@
// Define DISTRHO_PLUGIN_HAS_EMBED_UI if needed

#ifndef DISTRHO_PLUGIN_HAS_EMBED_UI
# ifdef HAVE_DGL
# if defined(HAVE_DGL) || defined(HAVE_DCAIRO)
# define DISTRHO_PLUGIN_HAS_EMBED_UI 1
# else
# define DISTRHO_PLUGIN_HAS_EMBED_UI 0
@@ -135,7 +135,7 @@
// -----------------------------------------------------------------------
// Disable UI if DGL or External UI is not available

#if DISTRHO_PLUGIN_HAS_UI && ! DISTRHO_PLUGIN_HAS_EXTERNAL_UI && ! defined(HAVE_DGL)
#if DISTRHO_PLUGIN_HAS_UI && ! DISTRHO_PLUGIN_HAS_EXTERNAL_UI && ! defined(HAVE_DGL) && ! defined(HAVE_DCAIRO)
# undef DISTRHO_PLUGIN_HAS_UI
# define DISTRHO_PLUGIN_HAS_UI 0
#endif


+ 2
- 0
distrho/src/DistrhoUI.cpp View File

@@ -152,6 +152,7 @@ void UI::uiFileBrowserSelected(const char*)

void UI::uiReshape(uint width, uint height)
{
#if defined(HAVE_DGL)
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glMatrixMode(GL_PROJECTION);
@@ -160,6 +161,7 @@ void UI::uiReshape(uint width, uint height)
glViewport(0, 0, static_cast<GLsizei>(width), static_cast<GLsizei>(height));
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
#endif
}

/* ------------------------------------------------------------------------------------------------------------


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